The addition of sulphuric acid to ethanol results ethene and water. This shows that sulphuric acid is a _______.

Catalyst

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Oxidizing agent

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Reducing agent

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Dehydrating agent

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Solution

The correct option is D Dehydrating agent
$C H_{3} - C H_{2} - O H^{c o n c . H_{2} S O_{4} - --------- \to} C H_{2} = C H_{2} + H_{2} O$
The addition of sulphuric acid to ethanol results ethene and water. This is an example showing the dehydrating property of sulphuric acid.

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Similar questions

Q. The addition of sulphuric acid to ethanol results in the formation of ethene and water. This shows that sulphuric acid is a _______.

(a) Which property of sulphuric acid accounts for its use as a dehydrating agent ?

(b) Concentrated sulphuric acid is both an oxidizing agent and a non-volatile acid. Write on equation each to illustrate the above mentioned properties of sulphuric acid.

Describe the reactions that show
(i) Concentrated sulphuric acid is a non-volatile acid.
(ii) Concentrated sulphuric acid acts as a dehydrating agent.
(iii) Concentrated sulphuric acid is an oxidising agent.
(iv) Dilute sulphuric acid behaves as dibasic acid.

Q. When ethanol is heated with excess of concentrated sulphuric acid at

170^{o} C

, it gets converted to ethene. In this reaction, concentrated sulphuric acid acts as:

Q. Ethene is formed when ethanol at 443 K is heated with an excess of concentrated sulphuric acid. The role of sulphuric acid in this reaction is :

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The addition of sulphuric acid to ethanol results ethene and water. This shows that sulphuric acid is a _______.

The correct option is D Dehydrating agentCH3−CH2−OH conc. H2SO4−−−−−−−−−−→ CH2=CH2 + H2O The addition of sulphuric acid to ethanol results ethene and water. This is an example showing the dehydrating property of sulphuric acid.

The correct option is D Dehydrating agent
$C H_{3} - C H_{2} - O H^{c o n c . H_{2} S O_{4} - --------- \to} C H_{2} = C H_{2} + H_{2} O$
The addition of sulphuric acid to ethanol results ethene and water. This is an example showing the dehydrating property of sulphuric acid.